Some sites to help prepare for the AP exam.

A matching game to train you to spot original functions and derivatives.
http://mathdl.maa.org/images/upload_library/47/Margolius/matchinggame.html

A new wikispace with videos ...
http://apcalculusnmsi.wikispaces.com/

Approximately 300 calculus videos by Khan Academy
http://www.youtube.com/results?search_query=khan+academy+calculus&aq=f

(and others on the links pages .....)

updated: 2011-03-22